${cus.add(5, 8)}

${sub(9, 8)}

<#if (status?? && status = "1")> 最终级别: ${finallevel!} </#if>

遍历 map ------------------------------
<#if dataMap??>
    <#list dataMap as key,value>
        key:${key!}
        value:${value!}
    </#list>
</#if>
遍历 map ------------------------------

遍历 userMap ------------------------------
<#if userMap??>
    <#list userMap as k,v>
        key:${key!}
        user id :${v.id!},
        user name :${v.name!}
    </#list>
</#if>
遍历 userMap ------------------------------

遍历 list ------------------------------
<#if dataList?? && (dataList?size > 0) >
    <#list dataList as data>
        ${data!}
    </#list>
</#if>
遍历 list ------------------------------

遍历 queue ------------------------------
<#if dataQueue?? && (dataQueue?size > 0) >
    <#list dataQueue as data>
        ${data!}
    </#list>
</#if>
遍历 queue ------------------------------

int: ${int!}
long: ${long!}
float: ${float!}
double: ${double!}
BigDecimal: ${BigDecimal!}

<#if nullString?? && nullString != '' >
nullString: ${nullString!}
</#if>
<#if emptyString?? && emptyString != ''>
emptyString: ${emptyString!}
</#if>